code: def testMaxFrequency(self):
      # Only include frequencies that are above maxFrequency, which results
      # in an unchanged magnitude vector
      freqs = [101, 102]
      mags = [1, 1]
      whitener = SpectralWhitening(maxFrequency=100)
      actual = whitener([1] * 100, freqs, [1, 1])
      self.assertEqualVector(actual, mags)
  
file_path: essentia/test/src/unittests/spectral/test_spectralwhitening.py
imports: from essentia_test import *
label_desc: Use image node_id 6 for calling the TestSpectralWhitening obj's underlying member method code with example usage: obj.testMaxFrequency() without return types